Okinawa
September
Weather in Okinawa for September 2025
Your guide to Okinawa weather in September - trends and predictions
In general, the average temperature in Okinawa at the beginning of September is 29.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.4 °C by the end of September.
Okinawa experiences an exceptionally high level of rainfall in September, with more than 24 rainy days on average.
Is September a good time to visit Okinawa? check out the best time to travel to Okinawa page.
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5
Dry days
25
Rainy days
0
Snow days
29°/26°
Temperatures
18 km/h
Avg max wind
79 %
Avg humidity
Okinawa in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2  29° | 3 29° | 4 30° | 5 30° | 6 30° | 7 30° |
| 8  28° | 9 29° | 10 29° | 11 29° | 12  29° | 13 29° | 14 30° |
| 15 30° | 16 29° | 17 29° | 18 29° | 19  29° | 20 29° | 21 29° |
| 22 29° | 23 29° | 24 28° | 25 28° | 26 29° | 27 30° | 28 28° |
| 29 28° | 30 28° |
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Temperatures trend during September in Okinawa
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Patchy light rain with thunder | 29° /26° | 10.9 mm | 6 | |
| 2 Sept. | Light rain shower | 29° /26° | 4.3 mm | 7 | |
| 3 Sept. | Patchy rain possible | 29° /27° | 2 mm | 6 | |
| 4 Sept. | Light rain shower | 30° /26° | 2.9 mm | 7 | |
| 5 Sept. | Patchy rain possible | 30° /26° | 3.3 mm | 7 | |
| 6 Sept. | Patchy rain possible | 30° /26° | 5.5 mm | 7 | |
| 7 Sept. | Patchy rain possible | 30° /27° | 5.2 mm | 7 | |
| 8 Sept. | Moderate or heavy rain shower | 28° /25° | 8.7 mm | 6 | |
| 9 Sept. | Patchy rain possible | 29° /25° | 7.5 mm | 6 | |
| 10 Sept. | Light rain shower | 29° /26° | 4.2 mm | 7 | |
| 11 Sept. | Patchy rain possible | 29° /25° | 10.6 mm | 6 | |
| 12 Sept. | Partly cloudy | 29° /26° | 0.5 mm | 7 | |
| 13 Sept. | Partly cloudy | 29° /26° | 3.9 mm | 7 | |
| 14 Sept. | Partly cloudy | 30° /26° | 11.7 mm | 7 | |
| 15 Sept. | Partly cloudy | 30° /27° | 0.9 mm | 8 | |
| 16 Sept. | Light rain shower | 29° /27° | 6 mm | 6 | |
| 17 Sept. | Light rain shower | 29° /26° | 10.6 mm | 6 | |
| 18 Sept. | Partly cloudy | 29° /26° | 12.6 mm | 7 | |
| 19 Sept. | Patchy light drizzle | 29° /26° | 5.8 mm | 7 | |
| 20 Sept. | Patchy rain possible | 29° /26° | 6.3 mm | 7 | |
| 21 Sept. | Patchy light drizzle | 29° /26° | 2.7 mm | 6 | |
| 22 Sept. | Patchy light rain with thunder | 29° /26° | 5.4 mm | 6 | |
| 23 Sept. | Light rain shower | 29° /26° | 7.6 mm | 6 | |
| 24 Sept. | Patchy light rain | 28° /25° | 9.5 mm | 6 | |
| 25 Sept. | Light rain shower | 28° /25° | 15.1 mm | 6 | |
| 26 Sept. | Patchy rain possible | 29° /26° | 2.1 mm | 6 | |
| 27 Sept. | Light rain shower | 30° /26° | 6 mm | 6 | |
| 28 Sept. | Light rain shower | 28° /26° | 10 mm | 6 | |
| 29 Sept. | Light rain shower | 28° /25° | 11.4 mm | 6 | |
| 30 Sept. | Light rain shower | 28° /26° | 5.1 mm | 6 | |
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Important Notice
Our weather forecast for Okinawa in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Okinawa forecast closer to your planned date for the most up-to-date weather information.
Okinawa in September - FAQ
What are the expected maximum and minimum temperatures in Okinawa during September?
During September, expect a variety of temperatures with highs around 29° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Okinawa during September?
Significant rainfall exceeding 133.5 mm is expected in Okinawa during September, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Okinawa during September?
The average wind speed in Okinawa during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Okinawa in September?
As you prepare for your trip to Okinawa in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Okinawa, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
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